CVE-2026-28666 Denial of service in Android

High 8.8 Published Updated

Remote attackers can cause persistent denial of service and escalate privileges via a DNG image rendering check bypass in Android.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-28666?

CVE-2026-28666 is a high-severity denial of service vulnerability in Google Android, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In multiple functions of LocalImageResolver.java, there is a possible Remote Persistent Denial of Service due to a DNG image rendering check bypass. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-863

Which versions are affected by CVE-2026-28666?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-28666?

No fix has been published for CVE-2026-28666 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-28666 being exploited?

There is no known exploitation of CVE-2026-28666 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-6v3g-4gv2-cwvj.

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